Question 1

What is 491 eV in nm?

Accepted Answer

491 eV = 2.5251 nm. Use the converter on this page to convert to other photon energy units instantly.

Question 2

How do you convert eV to nm?

Accepted Answer

Formula: E(eV) = 1239.84 ÷ λ(nm) · f(THz) = E(eV) × 241.799 · E = hc/λ = hf. Multiply your eV value by the appropriate factor to get nm, or use the interactive converter above.

Question 3

What is 2.5251 nm in eV?

Accepted Answer

2.5251 nm = 491.0071 eV.

eV	nm
476 eV	2.6047
481 eV	2.5776
486 eV	2.5511
491	2.5251
496 eV	2.4997
501 eV	2.4747
506 eV	2.4503

491 eV to nm

Formula